familiar with

*familiar with someone or something

to have a good knowledge of someone or something. (*Typically: be ~; become ~; get ~.) Are you familiar with changing a flat tire? I can't speak German fluently, but I'm somewhat familiar with the language.
See also: familiar
References in classic literature ?
Yes," replied the Public Treasury, "I am familiar with the hauls of legislation.
Every one should be familiar with all the poems of Milton mentioned in the text.
Read a dozen or more of the 'Spectator' papers, from the De Coverly papers if you are not already familiar with them, otherwise others.
Every one should be familiar with the speech 'On Conciliation with America.
Unless you are already familiar with 'Sartor Resartus' read in it Book II, chapters 6-9, and also if by any means possible Book III, chapters 5 and 8.
If you are familiar with Homer, consider precisely the ways in which Arnold imitates Homer's style.
90 percent of respondents were either very or somewhat familiar with GPS devices, which make finding your destination easier, but can take you attention off the road
3 : having a good knowledge of <Parents should be familiar with their children's schools.
Based on an aggregate of three polls conducted in July and August, 77% of Democrats are familiar with all three of these candidates, while 23% are not familiar with at least one of the three (generally either Edwards or Obama).
Once the defenders become familiar with "hunting for the ball," a second element can be added to place more pressure on opponents.
All too familiar with the industry standard of flat sheets of glass and their associated rigidity and lack of reflectivity, Heatherwick wanted something more tantalisingly fluid and sparkling.
For these choices, at the heart of the advances and compromises that made the light-green society, Bess credits the very humanized nature of France's landscape, a Latin culture more familiar with an urban and rural heritage than any myth of primeval forest, and a Cartesian tradition of detached reasoning.
Participants were shown all 80 faces again, and were asked to press the yes key if they recognized each face outside the context of the present experiment, and the no key if they were not familiar with the face.
While observing the children, we focused on the following: Do they go to the domain they are less familiar with (home versus school) in a given language?
It's definitely a comforting feeling coming up here in a new situation and having people you're familiar with right there to keep you going.